panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0xa8 pc=0xf2a397] goroutine 357558 [running]: panic(0x115bb00, 0x1d2d3c0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc006cd6e20 sp=0xc006cd6d58 pc=0x437c65 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc006cd6e40 sp=0xc006cd6e20 pc=0x435cbb runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc006cd6e78 sp=0xc006cd6e40 pc=0x44fa93 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc007fe62a0, 0xc008579500, 0xc008d0cf00, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/fuse/connection.go:287 +0x97 fp=0xc006cd6ef0 sp=0xc006cd6e78 pc=0xf2a397 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc007fe62a0, 0xc008579500, 0xc008d0cf00, 0x1, 0xc000000001, 0x14bc828) pkg/sentry/fsimpl/fuse/connection.go:262 +0x65 fp=0xc006cd6f30 sp=0xc006cd6ef0 pc=0xf2a1a5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).newEntry(0xc007ceb800, 0x14c0798, 0xc008579500, 0xc008696e02, 0x5, 0x101140000, 0x14bc828, 0xc007f951a0, 0x3, 0xc000414090, ...) pkg/sentry/fsimpl/fuse/fusefs.go:602 +0x17b fp=0xc006cd7048 sp=0xc006cd6f30 pc=0xf31adb gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Lookup(0xc007ceb800, 0x14c0798, 0xc008579500, 0xc008696e02, 0x5, 0xc000030000, 0x1167180, 0x118b260, 0x7ff14a16b2f0) pkg/sentry/fsimpl/fuse/fusefs.go:493 +0xa9 fp=0xc006cd70b8 sp=0xc006cd7048 pc=0xf30ba9 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).revalidateChildLocked(0xc0055cfa40, 0x14c0798, 0xc008579500, 0xc0002e7080, 0xc01d6f13b0, 0xc008696e02, 0x5, 0x0, 0x40, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:134 +0xa5 fp=0xc006cd7130 sp=0xc006cd70b8 pc=0x8584e5 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc0055cfa40, 0x14c0798, 0xc008579500, 0xc025d24d80, 0xc01d6f13b0, 0xc0055cfa01, 0xc01d6f13b0, 0x0, 0x0) pkg/sentry/fsimpl/kernfs/filesystem.go:76 +0x1da fp=0xc006cd71f0 sp=0xc006cd7130 pc=0x857e5a gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc0055cfa40, 0x14c0798, 0xc008579500, 0xc025d24d80, 0x40, 0x0, 0x0) pkg/sentry/fsimpl/kernfs/filesystem.go:166 +0x85 fp=0xc006cd7248 sp=0xc006cd71f0 pc=0x8587a5 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).StatAt(0xc0055cfa40, 0x14c0798, 0xc008579500, 0xc025d24d80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:824 +0x118 fp=0xc006cd7478 sp=0xc006cd7248 pc=0x85dd18 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).StatAt(0xc0002e7080, 0x14c0798, 0xc008579500, 0xc0006957a0, 0xc006cd7ab8, 0xc006cd7760, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/vfs/vfs.go:599 +0xe7 fp=0xc006cd7688 sp=0xc006cd7478 pc=0x76c727 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Statx(0xc008579500, 0xffffffffffffff9c, 0x20000000, 0x0, 0x0, 0x20000080, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/stat.go:215 +0x31f fp=0xc006cd7b10 sp=0xc006cd7688 pc=0xe8265f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc008579500, 0x14c, 0xffffffffffffff9c, 0x20000000, 0x0, 0x0, 0x20000080, 0x0, 0x0, 0x1317be0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc006cd7c70 sp=0xc006cd7b10 pc=0x9f169c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc008579500, 0x14c, 0xffffffffffffff9c, 0x20000000, 0x0, 0x0, 0x20000080, 0x0, 0x20000080, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc006cd7cf8 sp=0xc006cd7c70 pc=0x9f2846 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc008579500, 0x14c, 0xffffffffffffff9c, 0x20000000, 0x0, 0x0, 0x20000080, 0x0, 0x14d19a8, 0xc008534c60) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc006cd7d58 sp=0xc006cd7cf8 pc=0x9f2438 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc008579500, 0x2, 0xc008579500) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc006cd7e28 sp=0xc006cd7d58 pc=0x9f1ddc gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc008579500, 0x1492980, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc006cd7f68 sp=0xc006cd7e28 pc=0x9e6b67 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc008579500, 0x2897) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc006cd7fd0 sp=0xc006cd7f68 pc=0x9e5aa2 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc006cd7fd8 sp=0xc006cd7fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0xfe